![[THK] — ST Stroke Ball Cage Light Load Long Stroke (ST6~ST100)](https://prosourcemro.com/wp-content/uploads/2026/05/001-1014-1024x849.png)
Ball Cages
THK
[THK] — ST Stroke Ball Cage Light Load Long Stroke (ST6~ST100)
Family ID: THK-ST
ST type Stroke Ball Cage — light load type enabling long stroke. Standard type without seal. Shaft diameters: 6~100mm. Max stroke: 14~138mm.
18 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| ST6 | THK stroke ball cage, shaft φ6mm, OD φ12mm, L=19mm, max stroke 14mm | THK | Shaft Dia.: dr=6mm | Outer Dia.: D=12mm | Length: L=19mm | Max Stroke: 14mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST8 | THK stroke ball cage, shaft φ8mm, OD φ15mm, L=24mm, max stroke 24mm | THK | Shaft Dia.: dr=8mm | Outer Dia.: D=15mm | Length: L=24mm | Max Stroke: 24mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST10 | THK stroke ball cage, shaft φ10mm, OD φ19mm, L=30mm, max stroke 30mm | THK | Shaft Dia.: dr=10mm | Outer Dia.: D=19mm | Length: L=30mm | Max Stroke: 30mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST12 | THK stroke ball cage, shaft φ12mm, OD φ23mm, L=32mm, max stroke 32mm | THK | Shaft Dia.: dr=12mm | Outer Dia.: D=23mm | Length: L=32mm | Max Stroke: 32mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST16 | THK stroke ball cage, shaft φ16mm, OD φ28mm, L=37mm, max stroke 40mm | THK | Shaft Dia.: dr=16mm | Outer Dia.: D=28mm | Length: L=37mm | Max Stroke: 40mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST20 | THK stroke ball cage, shaft φ20mm, OD φ32mm, L=45mm, max stroke 54mm | THK | Shaft Dia.: dr=20mm | Outer Dia.: D=32mm | Length: L=45mm | Max Stroke: 54mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST25 | THK stroke ball cage, shaft φ25mm, OD φ37mm, L=45mm, max stroke 54mm | THK | Shaft Dia.: dr=25mm | Outer Dia.: D=37mm | Length: L=45mm | Max Stroke: 54mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST30 | THK stroke ball cage, shaft φ30mm, OD φ45mm, L=65mm, max stroke 82mm | THK | Shaft Dia.: dr=30mm | Outer Dia.: D=45mm | Length: L=65mm | Max Stroke: 82mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST35 | THK stroke ball cage, shaft φ35mm, OD φ52mm, L=70mm, max stroke 92mm | THK | Shaft Dia.: dr=35mm | Outer Dia.: D=52mm | Length: L=70mm | Max Stroke: 92mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST40 | THK stroke ball cage, shaft φ40mm, OD φ60mm, L=80mm, max stroke 108mm | THK | Shaft Dia.: dr=40mm | Outer Dia.: D=60mm | Length: L=80mm | Max Stroke: 108mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST45 | THK stroke ball cage, shaft φ45mm, OD φ65mm, L=80mm, max stroke 108mm | THK | Shaft Dia.: dr=45mm | Outer Dia.: D=65mm | Length: L=80mm | Max Stroke: 108mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST50 | THK stroke ball cage, shaft φ50mm, OD φ72mm, L=100mm, max stroke 138mm | THK | Shaft Dia.: dr=50mm | Outer Dia.: D=72mm | Length: L=100mm | Max Stroke: 138mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST55 | THK stroke ball cage, shaft φ55mm, OD φ80mm, L=100mm, max stroke 138mm | THK | Shaft Dia.: dr=55mm | Outer Dia.: D=80mm | Length: L=100mm | Max Stroke: 138mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST60 | THK stroke ball cage, shaft φ60mm, OD φ85mm, L=100mm, max stroke 138mm | THK | Shaft Dia.: dr=60mm | Outer Dia.: D=85mm | Length: L=100mm | Max Stroke: 138mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST70 | THK stroke ball cage, shaft φ70mm, OD φ95mm, L=100mm, max stroke 138mm | THK | Shaft Dia.: dr=70mm | Outer Dia.: D=95mm | Length: L=100mm | Max Stroke: 138mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST80 | THK stroke ball cage, shaft φ80mm, OD φ110mm, L=100mm, max stroke 132mm | THK | Shaft Dia.: dr=80mm | Outer Dia.: D=110mm | Length: L=100mm | Max Stroke: 132mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST90 | THK stroke ball cage, shaft φ90mm, OD φ120mm, L=100mm, max stroke 132mm | THK | Shaft Dia.: dr=90mm | Outer Dia.: D=120mm | Length: L=100mm | Max Stroke: 132mm | Type: Standard (no seal) | Load: Light load, long stroke | ||
| ST100 | THK stroke ball cage, shaft φ100mm, OD φ130mm, L=100mm, max stroke 132mm | THK | Shaft Dia.: dr=100mm | Outer Dia.: D=130mm | Length: L=100mm | Max Stroke: 132mm | Type: Standard (no seal) | Load: Light load, long stroke |
